957318978 has 48 divisors (see below), whose sum is σ = 2429715744. Its totient is φ = 248653440.

The previous prime is 957318953. The next prime is 957318979. The reversal of 957318978 is 879813759.

It is not an unprimeable number, because it can be changed into a prime (957318979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144775 + ... + 151242.

It is an arithmetic number, because the mean of its divisors is an integer number (50619078).

Almost surely, 2^957318978 is an apocalyptic number.

957318978 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

957318978 is an abundant number, since it is smaller than the sum of its proper divisors (1472396766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

957318978 is a wasteful number, since it uses less digits than its factorization.

957318978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296047 (or 296040 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 57.

The square root of 957318978 is about 30940.5717141749. The cubic root of 957318978 is about 985.5656445174.

The spelling of 957318978 in words is "nine hundred fifty-seven million, three hundred eighteen thousand, nine hundred seventy-eight".